package com.atboluo.springcloud.filter;


import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

import java.util.Date;

/**
* @author 牵风散步的雲
* @Description //
 * 自定义全局过滤器
* @Date 2023-3-3 23:27
* @param  * @param null
* @return
**/
@Component
@Slf4j
public class MyLogGateWayFilter implements GlobalFilter, Ordered {

    // 过滤链
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        log.info("********************come in MyLogGateWayFilter："+new Date());
        String uname = exchange.getRequest().getQueryParams().getFirst("uname");
        if(uname == null){
            log.info("*********用户名为null , 非法用户*****");
            exchange.getResponse().setStatusCode(HttpStatus.NOT_ACCEPTABLE);
            return exchange.getResponse().setComplete();
        }
        return chain.filter(exchange);
    }

    @Override
    public int getOrder() {

        return 0;
    }
}
